Material:PU.The environmentally safe,No pollution to human boby360 degree rotating stainless steel metal cuff links,activities freelytape When used to prevent injured wrist1.5M to1.8M long scale,automatic springback,Bearing 50kgKeeps child safely near your sideKeep little baby safe and allow safe unconfined exploration. Improved safety cord in a busy street, carpark, shopping mall or airport. Perfect for travelling with little ones; a great help with twins or when you have a toddler and baby!